From: Andrew Lunn <andrew@lunn.ch>
To: Jerome Brunet <jbrunet@baylibre.com>
Cc: Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Chen-Yu Tsai <wens@kernel.org>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Samuel Holland <samuel@sholland.org>,
Richard Cochran <richardcochran@gmail.com>,
Maxime Ripard <mripard@kernel.org>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Alexandre Torgue <alexandre.torgue@foss.st.com>,
Philipp Zabel <p.zabel@pengutronix.de>,
Maxime Chevallier <maxime.chevallier@bootlin.com>,
netdev@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org,
linux-stm32@st-md-mailman.stormreply.com,
Andre Przywara <andre.przywara@arm.com>
Subject: Re: [PATCH net-next v3 0/5] net: stmmac: Add support for Allwinner A733 GMAC210
Date: Thu, 24 Sep 2026 00:19:52 +0200 [thread overview]
Message-ID: <9cc61625-47c9-4bdf-97f0-0528f661a399@lunn.ch> (raw)
In-Reply-To: <20260923-allwinner-a733-gmac-support-v3-0-15735155a789@baylibre.com>
> * Unstable EEE/LPI: If the device stays in LPI mode long enough, the
> link sometimes (but not always) goes down, coming back up when the
> device exits LPI mode. This is apparently due to the PHY; the vendor
> driver disables this feature. The solution is to use genphy with the
> eee-broken-* DT properties or wait for the upcoming mainline driver:
> https://lore.kernel.org/all/MN0PR19MB609154F210DF84DCB29D3696ACC62@MN0PR19MB6091.namprd19.prod.outlook.com
Looking at this code, it totally ignores the interface mode. So you
have no idea what RGMII delays it is adding. When this driver gets
fixed before being merged, your DT fragment will likely break.
Andrew
next prev parent reply other threads:[~2026-09-23 22:20 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-23 20:47 [PATCH net-next v3 0/5] net: stmmac: Add support for Allwinner A733 GMAC210 Jerome Brunet
2026-09-23 20:47 ` [PATCH net-next v3 1/5] dt-bindings: net: sun8i-emac: Add A733 GMAC210 compatible Jerome Brunet
2026-09-23 20:47 ` [PATCH net-next v3 2/5] net: stmmac: sun55i: Add per-compatible match data Jerome Brunet
2026-09-23 20:47 ` [PATCH net-next v3 3/5] net: stmmac: sun55i: Make the delay step configurable Jerome Brunet
2026-09-24 2:30 ` Andrew Lunn
2026-09-24 8:53 ` Jerome Brunet
2026-09-24 12:55 ` Andrew Lunn
2026-09-23 20:47 ` [PATCH net-next v3 4/5] net: stmmac: sun55i: Support TX delay extension bits Jerome Brunet
2026-09-23 20:47 ` [PATCH net-next v3 5/5] net: stmmac: sun55i: Add support for Allwinner A733 GMAC210 Jerome Brunet
2026-09-23 22:15 ` [PATCH net-next v3 0/5] net: stmmac: " Andrew Lunn
2026-09-23 22:19 ` Andrew Lunn [this message]
2026-09-24 8:40 ` Jerome Brunet
2026-09-24 12:54 ` Andrew Lunn
2026-09-24 15:27 ` Jerome Brunet
2026-09-24 16:02 ` Andrew Lunn
2026-09-25 8:26 ` Jerome Brunet
2026-09-25 19:45 ` Andrew Lunn
2026-09-29 15:06 ` Jerome Brunet
2026-09-29 16:10 ` Andrew Lunn
2026-09-29 17:15 ` Jerome Brunet
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